package com.example.service;

import com.example.domain.GroupMember;

import java.util.List;

public interface IGroupMemberService {
    List<GroupMember> selectGroupMemberListByGroupId(Long groupId);
    int insertGroupMember(GroupMember groupMember);
    int updateGroupMember(GroupMember groupMember);
    int deleteGroupMemberById(Long id);
    int deleteGroupMembersByGroupId(Long groupId);
}